1 files changed, 14 insertions, 0 deletions
diff --git a/src/utils.ts b/src/utils.ts
index a767896..48771e9 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,12 +1,26 @@
 /**
  * Returns a random number between min (inclusive) and max (exclusive)
+ * @param min - minimum
+ * @param max - maximum
+ * @returns Random int
  */
 export function getRandomInt(min: number, max: number): number {
   return Math.floor(Math.random() * (max - min) + min);
 }
+/**
+  * Gets random element from array
+  * @typeParam T - type of elements inside given array
+  * @param arr - array
+  * @returns Random element from given array
+*/
 export function getRandomEl<T>(arr: Array<T>): T {
   return arr[getRandomInt(0, arr.length)];
 }
+/**
+  * Function that sleeps
+  * @param time - sleep for this time [ms]
+  * @returns Promise that resolves after `time`s
+*/
 export async function sleep(time: number) {
   return new Promise(resolve => setTimeout(resolve, time));
 }